Compress EPUB ebooks online free. Reduce ebook size without losing formatting.
Losslessly shrink PNG files.
Compression Level
⬆️
Drop a png compressor file here or click to browse
.png
Compress EPUB ebooks online.
EPUB files can grow large due to images and fonts. Compress them for better reading and sharing.
| Element | Impact |
|---|---|
| Images | High |
| Fonts | Medium |
| Text | Low |
zip -r optimized.epub epub_folder/
Everything you need to know about this tool